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Evolutionary key for a bigger brain

The expansion of the human brain during evolution, specifically of the neocortex, is linked to our cognitive abilities such as reasoning and language. Researchers...

Study finds ‘dark matter’ DNA is vital for rice reproduction

Researchers from the Okinawa Institute of Science and Technology Graduate University (OIST) have shed light on the reproductive role of ‘dark matter’ DNA –...

Genetic variation may affect bacterial composition and healing of wounds

Genetic variability across patients might play an important role in shaping the microbiome composition of wounds, thereby influencing the healing process, according to a...

Viruses Can Steal Our Genetic Code to Create New Human-Virus Genes

Like a scene out of “Invasion of the Body Snatchers,” a virus infects a host and converts it into a factory for making more...

Light-Activated ‘CRISPR’ Triggers Precision Gene Editing and Super-Fast DNA Repair

In a series of experiments using human cancer cell lines, scientists at Johns Hopkins Medicine say they have successfully used light as a trigger...

RNA structures by the thousands

Every cell contains thousands of different RNA molecules. In the past, it would have taken many research careers to decipher their structures using traditional...

New species extinction target proposed for global nature rescue plan

The upcoming future strategy for conserving biodiversity must include a prominent target to lower extinction rates, according to group including UCL scientists. Biodiversity loss has...

Surprising growth rates found in world’s deepest photosynthetic corals

New research published in the journal Coral Reefs revealed unexpectedly high growth rates for deep water photosynthetic corals. The study, led by Samuel Kahng,...

Virus DNA spread across hospital ward in 10 hours

The study, published as a letter in the Journal of Hospital Infection, aimed to safely simulate how SARS-CoV-2, the virus that causes Covid-19, may...

Sea snakes first entered the marine environment 15 million years ago

Sea snakes first entered the marine environment 15 million years ago and have been evolving ever since to survive in its changing light conditions,...

Exchange of Arms between Chromosomes Using Molecular Scissors

The CRISPR/Cas molecular scissors work like a fine surgical instrument and can be used to modify genetic information in plants. The research teams of...

Human activity threatens billions of years of evolutionary history

A ZSL study published in Nature Communications (Tuesday 26 May) maps the evolutionary history of the world's terrestrial vertebrates - amphibians, birds, mammals and...

Women with Neandertal gene give birth to more children

One in three women in Europe inherited the receptor for progesterone from Neandertals – a gene variant associated with increased fertility, fewer bleedings during...

A new Critically Endangered frog named after “the man from the...

A new species proposed to be classified as Critically Endangered of miniaturised stump-toed frog of the genus Stumpffia, found in Madagascar, is named Stumpffia...

New method reveals where in the cell DNA are at increased...

Researchers at Karolinska Institutet have developed a new sequencing method that makes it possible to map how DNA is organized in the cell nucleus...

Nature-inspired CRISPR enzymes for expansive genome editing

In nature, bacteria use CRISPR as an adaptive immune system to protect themselves against viruses. Over the past decade, scientists have been able to...

Identifying cell types from single-cell RNA sequencing data is now more...

Identifying different types of cells within a tissue or an organ can be very challenging and time-consuming. Methods to identify cell types from single-cell...

Communication between mitochondria and other parts of the cell plays a...

As people get older, they often feel less energetic, mobile or active. This may be due in part to a decline in mitochondria, the...

Reactivating an enzyme that promotes repairing age-related DNA damage

MIT neuroscientists have discovered that an enzyme called HDAC1 is critical for repairing age-related DNA damage to genes involved in memory and other cognitive...

Biologists have invented a new way for sequencing circular DNA

University of Alberta biologists have invented a new way for sequencing circular DNA, according to a new study. The tool—called CIDER-Seq—will give other scientists...

Cannibalism helps invading invertebrates survive severe conditions

Researchers show how cannibalism among the invasive comb jelly enables adults to survive severe conditions at the edge of their ecological range with implications for the use and evolutionary origins of cannibalism

New study shines light on mysterious giant viruses

In recent years, giant viruses have been unearthed in several of the world’s most mysterious locations, from the thawing permafrost of Siberia to locations...

The new intensive farming increase the risk of animal pathogens transferring...

An international team of researchers led by the Universities of Bath and Sheffield, investigated the evolution of Campylobacter jejuni, a bacterium carried by cattle...

The loss of natural enemies could make it difficult to adapt...

What effect does species extinction have on the evolution of the surviving species? Evolutionary biologists from the University of Zurich have investigated this question...

Researchers have decoded for the first time the genome of Scaly-foot...

Researchers from the Hong Kong University of Science and Technology (HKUST) have decoded for the first time the genome of Scaly-foot Snail, a rare...

The genome of the herpes simplex virus 1 was decoded using...

Until now, scientists had assumed that there are about 80 so-called open reading frames (ORFs) in the genome of herpes simplex virus 1 (HSV-1)....

Mata Mata Turtle: A New Species Discovered

Together with an international team, Senckenberg scientist Uwe Fritz described a new species of mata mata turtle based on genetic analyses. Until now, it...

How Birds Evolved Big Brains

An international team of evolutionary biologists and paleontologists have reconstructed the evolution of the avian brain using a massive dataset of brain volumes from...

Coronaviruses and bats have been evolving together for millions of years

Bats do a lot of good for the world -- they pollinate plants, they eat disease-carrying insects, and they help disperse seeds that help...

Genetic Tracing ‘Barcode’ Is Rapidly Revealing COVID-19’s Journey and Evolution

Drexel University researchers have reported a method to quickly identify and label mutated versions of the virus that causes COVID-19. Their preliminary analysis, using...

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